u dont
Check for a blown fuse.
You are low on coolant.
I have what looks like a battery light on my dashboard. What does this mean?
its below freezing temperature
Means you have an issue with the engine coolant level.
This happened to me on a road trip in my 84 Cougar. It was a long time ago, but first make sure your belts are tight! But I believe you may need to replace the alternator. If the battery is old, its cheap insurance to do both.
It is quite possible in a 1996 Mercury Cougar, that when the dashboard instruments all quit at once, there is a fuse that has been blown. Most of the gauges in the dash run off the same fuse in most vehicles.
Mercury Cougar was created in 1967.
No.
fireing order 1998 mercury cougar
Where is speed censor on mercury cougar